CVE-2025-66547

Katalog CVE

CVSS 4.3 · Medium EPSS 0,28%

Kerentanan Authorization Bypass Through User-Controlled Key pada nextcloud server. Skor CVSS 3.1 4.3 (Medium) menurut github.com.

Deskripsi (NVD)

Nextcloud Server is a self hosted personal cloud system. In Nextcloud Server and Enterprise Server prior to 31.0.1, non-privileged users can modify tags on files they should not have access to via bulk tagging. This vulnerability is fixed in 31.0.1.

Rincian

Terbit di NVD

5 Desember 2025

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

4.3 (Medium), sumber github.com
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-639: Authorization Bypass Through User-Controlled Key

EPSS (30 hari)

0,28% peluang dieksploitasi; lebih tinggi dari 18,8% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/nextcloud/security-advisories/security/advisories/GHSA-hq6c-r898-fgf2 patch · advisory vendor
• https://hackerone.com/reports/3040887 permissions required · advisory vendor
• https://github.com/nextcloud/server/commit/b44f1568f2dc97c746281d99e2342ad679e3d8a9 patch
• https://github.com/nextcloud/server/issues/51247 issue tracking
• https://github.com/nextcloud/server/pull/51288 issue tracking